/* Replicacia Technologies — static site styles (no build step, no frameworks) */
:root {
  --bg: #ffffff;
  --bg-soft: #f5f7f9;
  --ink: #0f172a;
  --ink-soft: #475569;
  --line: #e2e8f0;
  --dark: #0b1220;
  --dark-2: #111a2e;
  --mint: #17ffa6;        /* logo accent, for use on dark backgrounds */
  --mint-ink: #08865a;    /* accessible accent for text/buttons on white */
  --mint-soft: #e6fbf2;
  --grey: #808080;        /* logo grey */
  --radius: 14px;
  --max: 1120px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .06), 0 8px 24px rgba(15, 23, 42, .06);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--ink); background: var(--bg); line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--mint-ink); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 750; }
h3 { font-size: 1.12rem; font-weight: 700; }
p { margin: 0 0 1em; }

.container { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.section { padding: 88px 0; }
.section.soft { background: var(--bg-soft); }
.eyebrow {
  display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--mint-ink); margin-bottom: 12px;
}
.lead { font-size: 1.12rem; color: var(--ink-soft); max-width: 680px; }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }
.section-head { margin-bottom: 44px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: 999px;
  font-weight: 650; font-size: .98rem; border: 1px solid transparent; transition: transform .15s ease, background .15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--mint); color: var(--dark); }
.btn-primary:hover { background: #4dffbd; }
.btn-dark { background: var(--mint-ink); color: #fff; }
.btn-dark:hover { background: #067149; }
.btn-ghost { border-color: rgba(255,255,255,.35); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,.08); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50; background: rgba(11, 18, 32, .92);
  backdrop-filter: saturate(160%) blur(10px); border-bottom: 1px solid rgba(255,255,255,.06);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand img { height: 40px; width: auto; }
.nav-links { display: flex; gap: 26px; align-items: center; }
.nav-links a { color: #cbd5e1; font-size: .94rem; font-weight: 550; }
.nav-links a:hover { color: #fff; text-decoration: none; }
.nav-links .btn { color: var(--dark); padding: 8px 16px; }
.nav-toggle { display: none; }
.nav-burger { display: none; cursor: pointer; padding: 8px; color: #fff; }
@media (max-width: 860px) {
  .nav-burger { display: block; }
  .nav-links {
    position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; align-items: flex-start;
    gap: 0; padding: 8px 20px 20px; background: var(--dark); display: none; border-bottom: 1px solid rgba(255,255,255,.08);
  }
  .nav-links a { padding: 10px 0; width: 100%; }
  .nav-links .btn { margin-top: 8px; width: auto; }
  .nav-toggle:checked ~ .nav-links { display: flex; }
}

/* Hero */
.hero {
  position: relative; overflow: hidden; color: #fff; padding: 104px 0 96px;
  background:
    radial-gradient(800px 400px at 90% -10%, rgba(23,255,166,.18), transparent 60%),
    radial-gradient(700px 380px at -10% 110%, rgba(128,128,128,.22), transparent 60%),
    linear-gradient(160deg, var(--dark), var(--dark-2));
}
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.hero p.lead { color: #cbd5e1; }
.hero .accent { color: var(--mint); }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.hero-points { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.hero-points li {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius);
  padding: 18px 20px; color: #e2e8f0;
}
.hero-points strong { display: block; color: #fff; margin-bottom: 2px; }
.hero-points span { color: #94a3b8; font-size: .94rem; }
@media (max-width: 860px) { .hero-grid { grid-template-columns: 1fr; } .hero { padding: 72px 0; } }

/* Cards */
.grid { display: grid; gap: 22px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 1000px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 860px) { .grid-3 { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .grid-4 { grid-template-columns: 1fr; } }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.card p { color: var(--ink-soft); margin: 0; }
.icon {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: var(--mint-soft); color: var(--mint-ink); margin-bottom: 16px;
}
.icon svg { width: 22px; height: 22px; }
.num {
  width: 34px; height: 34px; border-radius: 50%; background: var(--mint-ink); color: #fff;
  display: grid; place-items: center; font-weight: 800; font-size: .9rem; margin-bottom: 14px;
}

/* Product band */
.product {
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: center;
  background: linear-gradient(135deg, var(--dark), var(--dark-2)); color: #fff; border-radius: 20px; padding: 48px;
}
.product p { color: #cbd5e1; }
.product .eyebrow { color: var(--mint); }
.product ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.product li { padding-left: 26px; position: relative; color: #e2e8f0; }
.product li::before { content: "✓"; position: absolute; left: 0; color: var(--mint); font-weight: 800; }
@media (max-width: 860px) { .product { grid-template-columns: 1fr; padding: 32px 24px; } }

/* Contact */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.contact-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
.contact-card dt { font-weight: 700; margin-top: 14px; }
.contact-card dt:first-child { margin-top: 0; }
.contact-card dd { margin: 4px 0 0; color: var(--ink-soft); }
@media (max-width: 860px) { .contact { grid-template-columns: 1fr; } }

/* Footer */
.site-footer { background: var(--dark); color: #94a3b8; padding: 48px 0 28px; font-size: .92rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 32px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h4 { color: #fff; font-size: .9rem; margin: 0 0 12px; }
.site-footer a { color: #cbd5e1; display: block; margin-bottom: 8px; }
.site-footer address { font-style: normal; line-height: 1.7; margin-top: 14px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08); margin-top: 36px; padding-top: 22px;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}

/* Legal + 404 */
.page-hero { background: linear-gradient(160deg, var(--dark), var(--dark-2)); color: #fff; padding: 64px 0 48px; }
.page-hero p { color: #cbd5e1; margin: 0; }
.legal { max-width: 800px; padding: 56px 20px 88px; margin: 0 auto; }
.legal h2 { font-size: 1.3rem; margin-top: 2em; }
.legal p, .legal li { color: #334155; }
.legal ul { padding-left: 20px; }
.legal li { margin-bottom: 6px; }
.notfound { min-height: 70vh; display: grid; place-items: center; text-align: center; padding: 80px 20px; }
.notfound .big { font-size: 5rem; font-weight: 900; color: var(--mint-ink); line-height: 1; }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn { transition: none; } }